CVE-2000-0524
Microsoft Outlook and Outlook Express allow remote attackers to cause a denial of service by sending email messages with blank fields such as BCC, Reply-To, Return-Path, or From.
Date published : 2000-07-12
http://www.securityfocus.com/bid/1333
http://archives.neohapsis.com/archives/bugtraq/2000-06/0045.html